# MediaPK.java

    /*
     * Copyright (C) 2000 - 2024 Silverpeas
     *
     * This program is free software: you can redistribute it and/or modify
     * it under the terms of the GNU Affero General Public License as
     * published by the Free Software Foundation, either version 3 of the
     * License, or (at your option) any later version.
     *
     * As a special exception to the terms and conditions of version 3.0 of
     * the GPL, you may redistribute this Program in connection with Free/Libre
     * Open Source Software ("FLOSS") applications as described in Silverpeas's
     * FLOSS exception. You should have received a copy of the text describing
     * the FLOSS exception, and it is also available here:
     * "http://www.silverpeas.org/docs/core/legal/floss_exception.html"
     *
     * This program is distributed in the hope that it will be useful,
     * but WITHOUT ANY WARRANTY; without even the implied warranty of
     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
     * GNU Affero General Public License for more details.
     *
     * You should have received a copy of the GNU Affero General Public License
     * along with this program. If not, see <https://www.gnu.org/licenses/>.
     */
    package org.silverpeas.components.gallery.model;

    import org.silverpeas.core.WAPrimaryKey;
    import org.apache.commons.lang3.builder.EqualsBuilder;
    import org.apache.commons.lang3.builder.HashCodeBuilder;

    /**
     * It's the Node PrimaryKey object It identify a Node
     * @author Nicolas Eysseric
     * @version 1.0
     */
    public class MediaPK extends WAPrimaryKey {

      private static final long serialVersionUID = -7700365133735243226L;

      /**
       * Constructor which set only the id
       * @since 1.0
       */
      public MediaPK(String id) {
        super(id);
      }

      /**
       * Constructor which set id, space and component name
       * @since 1.0
       */
      public MediaPK(String id, String space, String componentName) {
        super(id, space, componentName);
      }

      public MediaPK(String id, String componentId) {
        super(id, componentId);
      }

      /**
       * Constructor which set the id The WAPrimaryKey provides space and component
       * name
       * @since 1.0
       */
      public MediaPK(String id, WAPrimaryKey pk) {
        super(id, pk);
      }

      /**
       * Return the object root table name
       * @return the root table name of the object
       * @since 1.0
       */
      @Override
      public String getRootTableName() {
        return "Gallery";
      }

      /**
       * Return the object table name
       * @return the table name of the object
       * @since 1.0
       */
      @Override
      public String getTableName() {
        return "SC_Gallery_Media";
      }

      /**
       * Check if another object is equal to this object
       * @param other the object to compare to this NodePK
       * @return true if other is equals to this object
       * @since 1.0
       */
      public boolean equals(Object other) {
        if (other == null) {
          return false;
        }
        if (getClass() != other.getClass()) {
          return false;
        }
        final MediaPK otherMediaPK = (MediaPK) other;
        EqualsBuilder matcher = new EqualsBuilder();
        matcher.append(getId(), otherMediaPK.getId());
        matcher.append(getInstanceId(), otherMediaPK.getInstanceId());
        return matcher.isEquals();
      }

      /**
       * Returns a hash code for the key
       * @return A hash code for this object
       */
      @Override
      public int hashCode() {
        HashCodeBuilder hash = new HashCodeBuilder();
        hash.append(getId());
        hash.append(getInstanceId());
        return hash.build();
      }
    }